2 * This file contains the handling of command.
3 * It prepares command and sends it to firmware when it is ready.
6 #include <net/iw_handler.h>
16 static struct cmd_ctrl_node *lbs_get_cmd_ctrl_node(struct lbs_private *priv);
17 static void lbs_set_cmd_ctrl_node(struct lbs_private *priv,
18 struct cmd_ctrl_node *ptempnode,
23 * @brief Simple callback that copies response back into command
25 * @param priv A pointer to struct lbs_private structure
26 * @param extra A pointer to the original command structure for which
27 * 'resp' is a response
28 * @param resp A pointer to the command response
30 * @return 0 on success, error on failure
32 int lbs_cmd_copyback(struct lbs_private *priv, unsigned long extra,
33 struct cmd_header *resp)
35 struct cmd_header *buf = (void *)extra;
38 copy_len = min(le16_to_cpu(buf->size), le16_to_cpu(resp->size));
39 memcpy(buf, resp, copy_len);
42 EXPORT_SYMBOL_GPL(lbs_cmd_copyback);
45 * @brief Simple callback that ignores the result. Use this if
46 * you just want to send a command to the hardware, but don't
47 * care for the result.
50 * @param extra ignored
53 * @return 0 for success
55 static int lbs_cmd_async_callback(struct lbs_private *priv, unsigned long extra,
56 struct cmd_header *resp)
63 * @brief Checks whether a command is allowed in Power Save mode
65 * @param command the command ID
66 * @return 1 if allowed, 0 if not allowed
68 static u8 is_command_allowed_in_ps(u16 cmd)
80 * @brief Updates the hardware details like MAC address and regulatory region
82 * @param priv A pointer to struct lbs_private structure
84 * @return 0 on success, error on failure
86 int lbs_update_hw_spec(struct lbs_private *priv)
88 struct cmd_ds_get_hw_spec cmd;
93 lbs_deb_enter(LBS_DEB_CMD);
95 memset(&cmd, 0, sizeof(cmd));
96 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
97 memcpy(cmd.permanentaddr, priv->current_addr, ETH_ALEN);
98 ret = lbs_cmd_with_response(priv, CMD_GET_HW_SPEC, &cmd);
102 priv->fwcapinfo = le32_to_cpu(cmd.fwcapinfo);
104 /* The firmware release is in an interesting format: the patch
105 * level is in the most significant nibble ... so fix that: */
106 priv->fwrelease = le32_to_cpu(cmd.fwrelease);
107 priv->fwrelease = (priv->fwrelease << 8) |
108 (priv->fwrelease >> 24 & 0xff);
110 /* Some firmware capabilities:
111 * CF card firmware 5.0.16p0: cap 0x00000303
112 * USB dongle firmware 5.110.17p2: cap 0x00000303
114 printk("libertas: %s, fw %u.%u.%up%u, cap 0x%08x\n",
115 print_mac(mac, cmd.permanentaddr),
116 priv->fwrelease >> 24 & 0xff,
117 priv->fwrelease >> 16 & 0xff,
118 priv->fwrelease >> 8 & 0xff,
119 priv->fwrelease & 0xff,
121 lbs_deb_cmd("GET_HW_SPEC: hardware interface 0x%x, hardware spec 0x%04x\n",
122 cmd.hwifversion, cmd.version);
124 /* Clamp region code to 8-bit since FW spec indicates that it should
125 * only ever be 8-bit, even though the field size is 16-bit. Some firmware
126 * returns non-zero high 8 bits here.
128 priv->regioncode = le16_to_cpu(cmd.regioncode) & 0xFF;
130 for (i = 0; i < MRVDRV_MAX_REGION_CODE; i++) {
131 /* use the region code to search for the index */
132 if (priv->regioncode == lbs_region_code_to_index[i])
136 /* if it's unidentified region code, use the default (USA) */
137 if (i >= MRVDRV_MAX_REGION_CODE) {
138 priv->regioncode = 0x10;
139 lbs_pr_info("unidentified region code; using the default (USA)\n");
142 if (priv->current_addr[0] == 0xff)
143 memmove(priv->current_addr, cmd.permanentaddr, ETH_ALEN);
145 memcpy(priv->dev->dev_addr, priv->current_addr, ETH_ALEN);
147 memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN);
149 if (lbs_set_regiontable(priv, priv->regioncode, 0)) {
154 if (lbs_set_universaltable(priv, 0)) {
160 lbs_deb_leave(LBS_DEB_CMD);
164 int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria)
166 struct cmd_ds_host_sleep cmd_config;
169 cmd_config.hdr.size = cpu_to_le16(sizeof(cmd_config));
170 cmd_config.criteria = cpu_to_le32(criteria);
171 cmd_config.gpio = priv->wol_gpio;
172 cmd_config.gap = priv->wol_gap;
174 ret = lbs_cmd_with_response(priv, CMD_802_11_HOST_SLEEP_CFG, &cmd_config);
176 lbs_deb_cmd("Set WOL criteria to %x\n", criteria);
177 priv->wol_criteria = criteria;
179 lbs_pr_info("HOST_SLEEP_CFG failed %d\n", ret);
184 EXPORT_SYMBOL_GPL(lbs_host_sleep_cfg);
186 static int lbs_cmd_802_11_ps_mode(struct lbs_private *priv,
187 struct cmd_ds_command *cmd,
190 struct cmd_ds_802_11_ps_mode *psm = &cmd->params.psmode;
192 lbs_deb_enter(LBS_DEB_CMD);
194 cmd->command = cpu_to_le16(CMD_802_11_PS_MODE);
195 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ps_mode) +
197 psm->action = cpu_to_le16(cmd_action);
198 psm->multipledtim = 0;
199 switch (cmd_action) {
200 case CMD_SUBCMD_ENTER_PS:
201 lbs_deb_cmd("PS command:" "SubCode- Enter PS\n");
203 psm->locallisteninterval = 0;
204 psm->nullpktinterval = 0;
206 cpu_to_le16(MRVDRV_DEFAULT_MULTIPLE_DTIM);
209 case CMD_SUBCMD_EXIT_PS:
210 lbs_deb_cmd("PS command:" "SubCode- Exit PS\n");
213 case CMD_SUBCMD_SLEEP_CONFIRMED:
214 lbs_deb_cmd("PS command: SubCode- sleep confirm\n");
221 lbs_deb_leave(LBS_DEB_CMD);
225 int lbs_cmd_802_11_inactivity_timeout(struct lbs_private *priv,
226 uint16_t cmd_action, uint16_t *timeout)
228 struct cmd_ds_802_11_inactivity_timeout cmd;
231 lbs_deb_enter(LBS_DEB_CMD);
233 cmd.hdr.command = cpu_to_le16(CMD_802_11_INACTIVITY_TIMEOUT);
234 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
236 cmd.action = cpu_to_le16(cmd_action);
238 if (cmd_action == CMD_ACT_SET)
239 cmd.timeout = cpu_to_le16(*timeout);
243 ret = lbs_cmd_with_response(priv, CMD_802_11_INACTIVITY_TIMEOUT, &cmd);
246 *timeout = le16_to_cpu(cmd.timeout);
248 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
252 int lbs_cmd_802_11_sleep_params(struct lbs_private *priv, uint16_t cmd_action,
253 struct sleep_params *sp)
255 struct cmd_ds_802_11_sleep_params cmd;
258 lbs_deb_enter(LBS_DEB_CMD);
260 if (cmd_action == CMD_ACT_GET) {
261 memset(&cmd, 0, sizeof(cmd));
263 cmd.error = cpu_to_le16(sp->sp_error);
264 cmd.offset = cpu_to_le16(sp->sp_offset);
265 cmd.stabletime = cpu_to_le16(sp->sp_stabletime);
266 cmd.calcontrol = sp->sp_calcontrol;
267 cmd.externalsleepclk = sp->sp_extsleepclk;
268 cmd.reserved = cpu_to_le16(sp->sp_reserved);
270 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
271 cmd.action = cpu_to_le16(cmd_action);
273 ret = lbs_cmd_with_response(priv, CMD_802_11_SLEEP_PARAMS, &cmd);
276 lbs_deb_cmd("error 0x%x, offset 0x%x, stabletime 0x%x, "
277 "calcontrol 0x%x extsleepclk 0x%x\n",
278 le16_to_cpu(cmd.error), le16_to_cpu(cmd.offset),
279 le16_to_cpu(cmd.stabletime), cmd.calcontrol,
280 cmd.externalsleepclk);
282 sp->sp_error = le16_to_cpu(cmd.error);
283 sp->sp_offset = le16_to_cpu(cmd.offset);
284 sp->sp_stabletime = le16_to_cpu(cmd.stabletime);
285 sp->sp_calcontrol = cmd.calcontrol;
286 sp->sp_extsleepclk = cmd.externalsleepclk;
287 sp->sp_reserved = le16_to_cpu(cmd.reserved);
290 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
294 int lbs_cmd_802_11_set_wep(struct lbs_private *priv, uint16_t cmd_action,
295 struct assoc_request *assoc)
297 struct cmd_ds_802_11_set_wep cmd;
300 lbs_deb_enter(LBS_DEB_CMD);
302 cmd.hdr.command = cpu_to_le16(CMD_802_11_SET_WEP);
303 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
305 cmd.action = cpu_to_le16(cmd_action);
307 if (cmd_action == CMD_ACT_ADD) {
310 /* default tx key index */
311 cmd.keyindex = cpu_to_le16(assoc->wep_tx_keyidx &
312 CMD_WEP_KEY_INDEX_MASK);
314 /* Copy key types and material to host command structure */
315 for (i = 0; i < 4; i++) {
316 struct enc_key *pkey = &assoc->wep_keys[i];
320 cmd.keytype[i] = CMD_TYPE_WEP_40_BIT;
321 memmove(cmd.keymaterial[i], pkey->key, pkey->len);
322 lbs_deb_cmd("SET_WEP: add key %d (40 bit)\n", i);
324 case KEY_LEN_WEP_104:
325 cmd.keytype[i] = CMD_TYPE_WEP_104_BIT;
326 memmove(cmd.keymaterial[i], pkey->key, pkey->len);
327 lbs_deb_cmd("SET_WEP: add key %d (104 bit)\n", i);
332 lbs_deb_cmd("SET_WEP: invalid key %d, length %d\n",
339 } else if (cmd_action == CMD_ACT_REMOVE) {
340 /* ACT_REMOVE clears _all_ WEP keys */
342 /* default tx key index */
343 cmd.keyindex = cpu_to_le16(priv->wep_tx_keyidx &
344 CMD_WEP_KEY_INDEX_MASK);
345 lbs_deb_cmd("SET_WEP: remove key %d\n", priv->wep_tx_keyidx);
348 ret = lbs_cmd_with_response(priv, CMD_802_11_SET_WEP, &cmd);
350 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
354 int lbs_cmd_802_11_enable_rsn(struct lbs_private *priv, uint16_t cmd_action,
357 struct cmd_ds_802_11_enable_rsn cmd;
360 lbs_deb_enter(LBS_DEB_CMD);
362 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
363 cmd.action = cpu_to_le16(cmd_action);
365 if (cmd_action == CMD_ACT_SET) {
367 cmd.enable = cpu_to_le16(CMD_ENABLE_RSN);
369 cmd.enable = cpu_to_le16(CMD_DISABLE_RSN);
370 lbs_deb_cmd("ENABLE_RSN: %d\n", *enable);
373 ret = lbs_cmd_with_response(priv, CMD_802_11_ENABLE_RSN, &cmd);
374 if (!ret && cmd_action == CMD_ACT_GET)
375 *enable = le16_to_cpu(cmd.enable);
377 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
381 static void set_one_wpa_key(struct MrvlIEtype_keyParamSet *keyparam,
384 lbs_deb_enter(LBS_DEB_CMD);
386 if (key->flags & KEY_INFO_WPA_ENABLED)
387 keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_ENABLED);
388 if (key->flags & KEY_INFO_WPA_UNICAST)
389 keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_UNICAST);
390 if (key->flags & KEY_INFO_WPA_MCAST)
391 keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_MCAST);
393 keyparam->type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL);
394 keyparam->keytypeid = cpu_to_le16(key->type);
395 keyparam->keylen = cpu_to_le16(key->len);
396 memcpy(keyparam->key, key->key, key->len);
398 /* Length field doesn't include the {type,length} header */
399 keyparam->length = cpu_to_le16(sizeof(*keyparam) - 4);
400 lbs_deb_leave(LBS_DEB_CMD);
403 int lbs_cmd_802_11_key_material(struct lbs_private *priv, uint16_t cmd_action,
404 struct assoc_request *assoc)
406 struct cmd_ds_802_11_key_material cmd;
410 lbs_deb_enter(LBS_DEB_CMD);
412 cmd.action = cpu_to_le16(cmd_action);
413 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
415 if (cmd_action == CMD_ACT_GET) {
416 cmd.hdr.size = cpu_to_le16(S_DS_GEN + 2);
418 memset(cmd.keyParamSet, 0, sizeof(cmd.keyParamSet));
420 if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc->flags)) {
421 set_one_wpa_key(&cmd.keyParamSet[index],
422 &assoc->wpa_unicast_key);
426 if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc->flags)) {
427 set_one_wpa_key(&cmd.keyParamSet[index],
428 &assoc->wpa_mcast_key);
432 /* The common header and as many keys as we included */
433 cmd.hdr.size = cpu_to_le16(offsetof(typeof(cmd),
434 keyParamSet[index]));
436 ret = lbs_cmd_with_response(priv, CMD_802_11_KEY_MATERIAL, &cmd);
437 /* Copy the returned key to driver private data */
438 if (!ret && cmd_action == CMD_ACT_GET) {
439 void *buf_ptr = cmd.keyParamSet;
440 void *resp_end = &(&cmd)[1];
442 while (buf_ptr < resp_end) {
443 struct MrvlIEtype_keyParamSet *keyparam = buf_ptr;
445 uint16_t param_set_len = le16_to_cpu(keyparam->length);
446 uint16_t key_len = le16_to_cpu(keyparam->keylen);
447 uint16_t key_flags = le16_to_cpu(keyparam->keyinfo);
448 uint16_t key_type = le16_to_cpu(keyparam->keytypeid);
451 end = (void *)keyparam + sizeof(keyparam->type)
452 + sizeof(keyparam->length) + param_set_len;
454 /* Make sure we don't access past the end of the IEs */
458 if (key_flags & KEY_INFO_WPA_UNICAST)
459 key = &priv->wpa_unicast_key;
460 else if (key_flags & KEY_INFO_WPA_MCAST)
461 key = &priv->wpa_mcast_key;
465 /* Copy returned key into driver */
466 memset(key, 0, sizeof(struct enc_key));
467 if (key_len > sizeof(key->key))
469 key->type = key_type;
470 key->flags = key_flags;
472 memcpy(key->key, keyparam->key, key->len);
478 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
482 static int lbs_cmd_802_11_reset(struct lbs_private *priv,
483 struct cmd_ds_command *cmd, int cmd_action)
485 struct cmd_ds_802_11_reset *reset = &cmd->params.reset;
487 lbs_deb_enter(LBS_DEB_CMD);
489 cmd->command = cpu_to_le16(CMD_802_11_RESET);
490 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_reset) + S_DS_GEN);
491 reset->action = cpu_to_le16(cmd_action);
493 lbs_deb_leave(LBS_DEB_CMD);
497 static int lbs_cmd_802_11_get_stat(struct lbs_private *priv,
498 struct cmd_ds_command *cmd)
500 lbs_deb_enter(LBS_DEB_CMD);
501 cmd->command = cpu_to_le16(CMD_802_11_GET_STAT);
503 cpu_to_le16(sizeof(struct cmd_ds_802_11_get_stat) + S_DS_GEN);
505 lbs_deb_leave(LBS_DEB_CMD);
509 static int lbs_cmd_802_11_snmp_mib(struct lbs_private *priv,
510 struct cmd_ds_command *cmd,
512 int cmd_oid, void *pdata_buf)
514 struct cmd_ds_802_11_snmp_mib *pSNMPMIB = &cmd->params.smib;
517 lbs_deb_enter(LBS_DEB_CMD);
519 lbs_deb_cmd("SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
521 cmd->command = cpu_to_le16(CMD_802_11_SNMP_MIB);
522 cmd->size = cpu_to_le16(sizeof(*pSNMPMIB) + S_DS_GEN);
525 case OID_802_11_INFRASTRUCTURE_MODE:
527 u8 mode = (u8) (size_t) pdata_buf;
528 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
529 pSNMPMIB->oid = cpu_to_le16((u16) DESIRED_BSSTYPE_I);
530 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u8));
531 if (mode == IW_MODE_ADHOC) {
532 ucTemp = SNMP_MIB_VALUE_ADHOC;
534 /* Infra and Auto modes */
535 ucTemp = SNMP_MIB_VALUE_INFRA;
538 memmove(pSNMPMIB->value, &ucTemp, sizeof(u8));
543 case OID_802_11D_ENABLE:
547 pSNMPMIB->oid = cpu_to_le16((u16) DOT11D_I);
549 if (cmd_action == CMD_ACT_SET) {
550 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
551 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
552 ulTemp = *(u32 *)pdata_buf;
553 *((__le16 *)(pSNMPMIB->value)) =
554 cpu_to_le16((u16) ulTemp);
559 case OID_802_11_FRAGMENTATION_THRESHOLD:
563 pSNMPMIB->oid = cpu_to_le16((u16) FRAGTHRESH_I);
565 if (cmd_action == CMD_ACT_GET) {
566 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
567 } else if (cmd_action == CMD_ACT_SET) {
568 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
569 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
570 ulTemp = *((u32 *) pdata_buf);
571 *((__le16 *)(pSNMPMIB->value)) =
572 cpu_to_le16((u16) ulTemp);
579 case OID_802_11_RTS_THRESHOLD:
583 pSNMPMIB->oid = cpu_to_le16(RTSTHRESH_I);
585 if (cmd_action == CMD_ACT_GET) {
586 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
587 } else if (cmd_action == CMD_ACT_SET) {
588 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
589 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
590 ulTemp = *((u32 *)pdata_buf);
591 *(__le16 *)(pSNMPMIB->value) =
592 cpu_to_le16((u16) ulTemp);
597 case OID_802_11_TX_RETRYCOUNT:
598 pSNMPMIB->oid = cpu_to_le16((u16) SHORT_RETRYLIM_I);
600 if (cmd_action == CMD_ACT_GET) {
601 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
602 } else if (cmd_action == CMD_ACT_SET) {
603 pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
604 pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
605 *((__le16 *)(pSNMPMIB->value)) =
606 cpu_to_le16((u16) priv->txretrycount);
615 "SNMP_CMD: command=0x%x, size=0x%x, seqnum=0x%x, result=0x%x\n",
616 le16_to_cpu(cmd->command), le16_to_cpu(cmd->size),
617 le16_to_cpu(cmd->seqnum), le16_to_cpu(cmd->result));
620 "SNMP_CMD: action 0x%x, oid 0x%x, oidsize 0x%x, value 0x%x\n",
621 le16_to_cpu(pSNMPMIB->querytype), le16_to_cpu(pSNMPMIB->oid),
622 le16_to_cpu(pSNMPMIB->bufsize),
623 le16_to_cpu(*(__le16 *) pSNMPMIB->value));
625 lbs_deb_leave(LBS_DEB_CMD);
629 static int lbs_cmd_802_11_rf_tx_power(struct lbs_private *priv,
630 struct cmd_ds_command *cmd,
631 u16 cmd_action, void *pdata_buf)
634 struct cmd_ds_802_11_rf_tx_power *prtp = &cmd->params.txp;
636 lbs_deb_enter(LBS_DEB_CMD);
639 cpu_to_le16((sizeof(struct cmd_ds_802_11_rf_tx_power)) + S_DS_GEN);
640 cmd->command = cpu_to_le16(CMD_802_11_RF_TX_POWER);
641 prtp->action = cpu_to_le16(cmd_action);
643 lbs_deb_cmd("RF_TX_POWER_CMD: size:%d cmd:0x%x Act:%d\n",
644 le16_to_cpu(cmd->size), le16_to_cpu(cmd->command),
645 le16_to_cpu(prtp->action));
647 switch (cmd_action) {
648 case CMD_ACT_TX_POWER_OPT_GET:
649 prtp->action = cpu_to_le16(CMD_ACT_GET);
650 prtp->currentlevel = 0;
653 case CMD_ACT_TX_POWER_OPT_SET_HIGH:
654 prtp->action = cpu_to_le16(CMD_ACT_SET);
655 prtp->currentlevel = cpu_to_le16(CMD_ACT_TX_POWER_INDEX_HIGH);
658 case CMD_ACT_TX_POWER_OPT_SET_MID:
659 prtp->action = cpu_to_le16(CMD_ACT_SET);
660 prtp->currentlevel = cpu_to_le16(CMD_ACT_TX_POWER_INDEX_MID);
663 case CMD_ACT_TX_POWER_OPT_SET_LOW:
664 prtp->action = cpu_to_le16(CMD_ACT_SET);
665 prtp->currentlevel = cpu_to_le16(*((u16 *) pdata_buf));
669 lbs_deb_leave(LBS_DEB_CMD);
673 static int lbs_cmd_802_11_monitor_mode(struct lbs_private *priv,
674 struct cmd_ds_command *cmd,
675 u16 cmd_action, void *pdata_buf)
677 struct cmd_ds_802_11_monitor_mode *monitor = &cmd->params.monitor;
679 cmd->command = cpu_to_le16(CMD_802_11_MONITOR_MODE);
681 cpu_to_le16(sizeof(struct cmd_ds_802_11_monitor_mode) +
684 monitor->action = cpu_to_le16(cmd_action);
685 if (cmd_action == CMD_ACT_SET) {
687 cpu_to_le16((u16) (*(u32 *) pdata_buf));
693 static int lbs_cmd_802_11_rate_adapt_rateset(struct lbs_private *priv,
694 struct cmd_ds_command *cmd,
697 struct cmd_ds_802_11_rate_adapt_rateset
698 *rateadapt = &cmd->params.rateset;
700 lbs_deb_enter(LBS_DEB_CMD);
702 cpu_to_le16(sizeof(struct cmd_ds_802_11_rate_adapt_rateset)
704 cmd->command = cpu_to_le16(CMD_802_11_RATE_ADAPT_RATESET);
706 rateadapt->action = cpu_to_le16(cmd_action);
707 rateadapt->enablehwauto = cpu_to_le16(priv->enablehwauto);
708 rateadapt->bitmap = cpu_to_le16(priv->ratebitmap);
710 lbs_deb_leave(LBS_DEB_CMD);
715 * @brief Get the current data rate
717 * @param priv A pointer to struct lbs_private structure
719 * @return The data rate on success, error on failure
721 int lbs_get_data_rate(struct lbs_private *priv)
723 struct cmd_ds_802_11_data_rate cmd;
726 lbs_deb_enter(LBS_DEB_CMD);
728 memset(&cmd, 0, sizeof(cmd));
729 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
730 cmd.action = cpu_to_le16(CMD_ACT_GET_TX_RATE);
732 ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, &cmd);
736 lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof (cmd));
738 ret = (int) lbs_fw_index_to_data_rate(cmd.rates[0]);
739 lbs_deb_cmd("DATA_RATE: current rate 0x%02x\n", ret);
742 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
747 * @brief Set the data rate
749 * @param priv A pointer to struct lbs_private structure
750 * @param rate The desired data rate, or 0 to clear a locked rate
752 * @return 0 on success, error on failure
754 int lbs_set_data_rate(struct lbs_private *priv, u8 rate)
756 struct cmd_ds_802_11_data_rate cmd;
759 lbs_deb_enter(LBS_DEB_CMD);
761 memset(&cmd, 0, sizeof(cmd));
762 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
765 cmd.action = cpu_to_le16(CMD_ACT_SET_TX_FIX_RATE);
766 cmd.rates[0] = lbs_data_rate_to_fw_index(rate);
767 if (cmd.rates[0] == 0) {
768 lbs_deb_cmd("DATA_RATE: invalid requested rate of"
773 lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n", cmd.rates[0]);
775 cmd.action = cpu_to_le16(CMD_ACT_SET_TX_AUTO);
776 lbs_deb_cmd("DATA_RATE: setting auto\n");
779 ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, &cmd);
783 lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof (cmd));
785 /* FIXME: get actual rates FW can do if this command actually returns
786 * all data rates supported.
788 priv->cur_rate = lbs_fw_index_to_data_rate(cmd.rates[0]);
789 lbs_deb_cmd("DATA_RATE: current rate is 0x%02x\n", priv->cur_rate);
792 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
796 static int lbs_cmd_mac_multicast_adr(struct lbs_private *priv,
797 struct cmd_ds_command *cmd,
800 struct cmd_ds_mac_multicast_adr *pMCastAdr = &cmd->params.madr;
802 lbs_deb_enter(LBS_DEB_CMD);
803 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mac_multicast_adr) +
805 cmd->command = cpu_to_le16(CMD_MAC_MULTICAST_ADR);
807 lbs_deb_cmd("MULTICAST_ADR: setting %d addresses\n", pMCastAdr->nr_of_adrs);
808 pMCastAdr->action = cpu_to_le16(cmd_action);
809 pMCastAdr->nr_of_adrs =
810 cpu_to_le16((u16) priv->nr_of_multicastmacaddr);
811 memcpy(pMCastAdr->maclist, priv->multicastlist,
812 priv->nr_of_multicastmacaddr * ETH_ALEN);
814 lbs_deb_leave(LBS_DEB_CMD);
819 * @brief Get the radio channel
821 * @param priv A pointer to struct lbs_private structure
823 * @return The channel on success, error on failure
825 int lbs_get_channel(struct lbs_private *priv)
827 struct cmd_ds_802_11_rf_channel cmd;
830 lbs_deb_enter(LBS_DEB_CMD);
832 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
833 cmd.action = cpu_to_le16(CMD_OPT_802_11_RF_CHANNEL_GET);
835 ret = lbs_cmd_with_response(priv, CMD_802_11_RF_CHANNEL, &cmd);
839 ret = le16_to_cpu(cmd.channel);
840 lbs_deb_cmd("current radio channel is %d\n", ret);
843 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
848 * @brief Set the radio channel
850 * @param priv A pointer to struct lbs_private structure
851 * @param channel The desired channel, or 0 to clear a locked channel
853 * @return 0 on success, error on failure
855 int lbs_set_channel(struct lbs_private *priv, u8 channel)
857 struct cmd_ds_802_11_rf_channel cmd;
858 u8 old_channel = priv->curbssparams.channel;
861 lbs_deb_enter(LBS_DEB_CMD);
863 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
864 cmd.action = cpu_to_le16(CMD_OPT_802_11_RF_CHANNEL_SET);
865 cmd.channel = cpu_to_le16(channel);
867 ret = lbs_cmd_with_response(priv, CMD_802_11_RF_CHANNEL, &cmd);
871 priv->curbssparams.channel = (uint8_t) le16_to_cpu(cmd.channel);
872 lbs_deb_cmd("channel switch from %d to %d\n", old_channel,
873 priv->curbssparams.channel);
876 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
880 static int lbs_cmd_802_11_rssi(struct lbs_private *priv,
881 struct cmd_ds_command *cmd)
884 lbs_deb_enter(LBS_DEB_CMD);
885 cmd->command = cpu_to_le16(CMD_802_11_RSSI);
886 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rssi) + S_DS_GEN);
887 cmd->params.rssi.N = cpu_to_le16(DEFAULT_BCN_AVG_FACTOR);
889 /* reset Beacon SNR/NF/RSSI values */
890 priv->SNR[TYPE_BEACON][TYPE_NOAVG] = 0;
891 priv->SNR[TYPE_BEACON][TYPE_AVG] = 0;
892 priv->NF[TYPE_BEACON][TYPE_NOAVG] = 0;
893 priv->NF[TYPE_BEACON][TYPE_AVG] = 0;
894 priv->RSSI[TYPE_BEACON][TYPE_NOAVG] = 0;
895 priv->RSSI[TYPE_BEACON][TYPE_AVG] = 0;
897 lbs_deb_leave(LBS_DEB_CMD);
901 static int lbs_cmd_reg_access(struct lbs_private *priv,
902 struct cmd_ds_command *cmdptr,
903 u8 cmd_action, void *pdata_buf)
905 struct lbs_offset_value *offval;
907 lbs_deb_enter(LBS_DEB_CMD);
909 offval = (struct lbs_offset_value *)pdata_buf;
911 switch (le16_to_cpu(cmdptr->command)) {
912 case CMD_MAC_REG_ACCESS:
914 struct cmd_ds_mac_reg_access *macreg;
917 cpu_to_le16(sizeof (struct cmd_ds_mac_reg_access)
920 (struct cmd_ds_mac_reg_access *)&cmdptr->params.
923 macreg->action = cpu_to_le16(cmd_action);
924 macreg->offset = cpu_to_le16((u16) offval->offset);
925 macreg->value = cpu_to_le32(offval->value);
930 case CMD_BBP_REG_ACCESS:
932 struct cmd_ds_bbp_reg_access *bbpreg;
936 (struct cmd_ds_bbp_reg_access)
939 (struct cmd_ds_bbp_reg_access *)&cmdptr->params.
942 bbpreg->action = cpu_to_le16(cmd_action);
943 bbpreg->offset = cpu_to_le16((u16) offval->offset);
944 bbpreg->value = (u8) offval->value;
949 case CMD_RF_REG_ACCESS:
951 struct cmd_ds_rf_reg_access *rfreg;
955 (struct cmd_ds_rf_reg_access) +
958 (struct cmd_ds_rf_reg_access *)&cmdptr->params.
961 rfreg->action = cpu_to_le16(cmd_action);
962 rfreg->offset = cpu_to_le16((u16) offval->offset);
963 rfreg->value = (u8) offval->value;
972 lbs_deb_leave(LBS_DEB_CMD);
976 static int lbs_cmd_802_11_mac_address(struct lbs_private *priv,
977 struct cmd_ds_command *cmd,
981 lbs_deb_enter(LBS_DEB_CMD);
982 cmd->command = cpu_to_le16(CMD_802_11_MAC_ADDRESS);
983 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_mac_address) +
987 cmd->params.macadd.action = cpu_to_le16(cmd_action);
989 if (cmd_action == CMD_ACT_SET) {
990 memcpy(cmd->params.macadd.macadd,
991 priv->current_addr, ETH_ALEN);
992 lbs_deb_hex(LBS_DEB_CMD, "SET_CMD: MAC addr", priv->current_addr, 6);
995 lbs_deb_leave(LBS_DEB_CMD);
999 static int lbs_cmd_802_11_eeprom_access(struct lbs_private *priv,
1000 struct cmd_ds_command *cmd,
1001 int cmd_action, void *pdata_buf)
1003 struct lbs_ioctl_regrdwr *ea = pdata_buf;
1005 lbs_deb_enter(LBS_DEB_CMD);
1007 cmd->command = cpu_to_le16(CMD_802_11_EEPROM_ACCESS);
1008 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_eeprom_access) +
1012 cmd->params.rdeeprom.action = cpu_to_le16(ea->action);
1013 cmd->params.rdeeprom.offset = cpu_to_le16(ea->offset);
1014 cmd->params.rdeeprom.bytecount = cpu_to_le16(ea->NOB);
1015 cmd->params.rdeeprom.value = 0;
1017 lbs_deb_leave(LBS_DEB_CMD);
1021 static int lbs_cmd_bt_access(struct lbs_private *priv,
1022 struct cmd_ds_command *cmd,
1023 u16 cmd_action, void *pdata_buf)
1025 struct cmd_ds_bt_access *bt_access = &cmd->params.bt;
1026 lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
1028 cmd->command = cpu_to_le16(CMD_BT_ACCESS);
1029 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_bt_access) + S_DS_GEN);
1031 bt_access->action = cpu_to_le16(cmd_action);
1033 switch (cmd_action) {
1034 case CMD_ACT_BT_ACCESS_ADD:
1035 memcpy(bt_access->addr1, pdata_buf, 2 * ETH_ALEN);
1036 lbs_deb_hex(LBS_DEB_MESH, "BT_ADD: blinded MAC addr", bt_access->addr1, 6);
1038 case CMD_ACT_BT_ACCESS_DEL:
1039 memcpy(bt_access->addr1, pdata_buf, 1 * ETH_ALEN);
1040 lbs_deb_hex(LBS_DEB_MESH, "BT_DEL: blinded MAC addr", bt_access->addr1, 6);
1042 case CMD_ACT_BT_ACCESS_LIST:
1043 bt_access->id = cpu_to_le32(*(u32 *) pdata_buf);
1045 case CMD_ACT_BT_ACCESS_RESET:
1047 case CMD_ACT_BT_ACCESS_SET_INVERT:
1048 bt_access->id = cpu_to_le32(*(u32 *) pdata_buf);
1050 case CMD_ACT_BT_ACCESS_GET_INVERT:
1055 lbs_deb_leave(LBS_DEB_CMD);
1059 static int lbs_cmd_fwt_access(struct lbs_private *priv,
1060 struct cmd_ds_command *cmd,
1061 u16 cmd_action, void *pdata_buf)
1063 struct cmd_ds_fwt_access *fwt_access = &cmd->params.fwt;
1064 lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
1066 cmd->command = cpu_to_le16(CMD_FWT_ACCESS);
1067 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_fwt_access) + S_DS_GEN);
1071 memcpy(fwt_access, pdata_buf, sizeof(*fwt_access));
1073 memset(fwt_access, 0, sizeof(*fwt_access));
1075 fwt_access->action = cpu_to_le16(cmd_action);
1077 lbs_deb_leave(LBS_DEB_CMD);
1081 int lbs_mesh_access(struct lbs_private *priv, uint16_t cmd_action,
1082 struct cmd_ds_mesh_access *cmd)
1086 lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action);
1088 cmd->hdr.command = cpu_to_le16(CMD_MESH_ACCESS);
1089 cmd->hdr.size = cpu_to_le16(sizeof(*cmd));
1090 cmd->hdr.result = 0;
1092 cmd->action = cpu_to_le16(cmd_action);
1094 ret = lbs_cmd_with_response(priv, CMD_MESH_ACCESS, cmd);
1096 lbs_deb_leave(LBS_DEB_CMD);
1100 int lbs_mesh_config(struct lbs_private *priv, uint16_t enable, uint16_t chan)
1102 struct cmd_ds_mesh_config cmd;
1104 memset(&cmd, 0, sizeof(cmd));
1105 cmd.action = cpu_to_le16(enable);
1106 cmd.channel = cpu_to_le16(chan);
1107 cmd.type = cpu_to_le16(priv->mesh_tlv);
1108 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
1111 cmd.length = cpu_to_le16(priv->mesh_ssid_len);
1112 memcpy(cmd.data, priv->mesh_ssid, priv->mesh_ssid_len);
1114 lbs_deb_cmd("mesh config enable %d TLV %x channel %d SSID %s\n",
1115 enable, priv->mesh_tlv, chan,
1116 escape_essid(priv->mesh_ssid, priv->mesh_ssid_len));
1117 return lbs_cmd_with_response(priv, CMD_MESH_CONFIG, &cmd);
1120 static int lbs_cmd_bcn_ctrl(struct lbs_private * priv,
1121 struct cmd_ds_command *cmd,
1124 struct cmd_ds_802_11_beacon_control
1125 *bcn_ctrl = &cmd->params.bcn_ctrl;
1127 lbs_deb_enter(LBS_DEB_CMD);
1129 cpu_to_le16(sizeof(struct cmd_ds_802_11_beacon_control)
1131 cmd->command = cpu_to_le16(CMD_802_11_BEACON_CTRL);
1133 bcn_ctrl->action = cpu_to_le16(cmd_action);
1134 bcn_ctrl->beacon_enable = cpu_to_le16(priv->beacon_enable);
1135 bcn_ctrl->beacon_period = cpu_to_le16(priv->beacon_period);
1137 lbs_deb_leave(LBS_DEB_CMD);
1141 static void lbs_queue_cmd(struct lbs_private *priv,
1142 struct cmd_ctrl_node *cmdnode)
1144 unsigned long flags;
1147 lbs_deb_enter(LBS_DEB_HOST);
1150 lbs_deb_host("QUEUE_CMD: cmdnode is NULL\n");
1153 if (!cmdnode->cmdbuf->size) {
1154 lbs_deb_host("DNLD_CMD: cmd size is zero\n");
1157 cmdnode->result = 0;
1159 /* Exit_PS command needs to be queued in the header always. */
1160 if (le16_to_cpu(cmdnode->cmdbuf->command) == CMD_802_11_PS_MODE) {
1161 struct cmd_ds_802_11_ps_mode *psm = (void *) &cmdnode->cmdbuf[1];
1163 if (psm->action == cpu_to_le16(CMD_SUBCMD_EXIT_PS)) {
1164 if (priv->psstate != PS_STATE_FULL_POWER)
1169 spin_lock_irqsave(&priv->driver_lock, flags);
1172 list_add_tail(&cmdnode->list, &priv->cmdpendingq);
1174 list_add(&cmdnode->list, &priv->cmdpendingq);
1176 spin_unlock_irqrestore(&priv->driver_lock, flags);
1178 lbs_deb_host("QUEUE_CMD: inserted command 0x%04x into cmdpendingq\n",
1179 le16_to_cpu(cmdnode->cmdbuf->command));
1182 lbs_deb_leave(LBS_DEB_HOST);
1185 static void lbs_submit_command(struct lbs_private *priv,
1186 struct cmd_ctrl_node *cmdnode)
1188 unsigned long flags;
1189 struct cmd_header *cmd;
1195 lbs_deb_enter(LBS_DEB_HOST);
1197 cmd = cmdnode->cmdbuf;
1199 spin_lock_irqsave(&priv->driver_lock, flags);
1200 priv->cur_cmd = cmdnode;
1201 priv->cur_cmd_retcode = 0;
1202 spin_unlock_irqrestore(&priv->driver_lock, flags);
1204 cmdsize = le16_to_cpu(cmd->size);
1205 command = le16_to_cpu(cmd->command);
1207 /* These commands take longer */
1208 if (command == CMD_802_11_SCAN || command == CMD_802_11_ASSOCIATE ||
1209 command == CMD_802_11_AUTHENTICATE)
1212 lbs_deb_cmd("DNLD_CMD: command 0x%04x, seq %d, size %d, jiffies %lu\n",
1213 command, le16_to_cpu(cmd->seqnum), cmdsize, jiffies);
1214 lbs_deb_hex(LBS_DEB_CMD, "DNLD_CMD", (void *) cmdnode->cmdbuf, cmdsize);
1216 ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) cmd, cmdsize);
1219 lbs_pr_info("DNLD_CMD: hw_host_to_card failed: %d\n", ret);
1220 /* Let the timer kick in and retry, and potentially reset
1221 the whole thing if the condition persists */
1225 /* Setup the timer after transmit command */
1226 mod_timer(&priv->command_timer, jiffies + timeo);
1228 lbs_deb_leave(LBS_DEB_HOST);
1232 * This function inserts command node to cmdfreeq
1233 * after cleans it. Requires priv->driver_lock held.
1235 static void __lbs_cleanup_and_insert_cmd(struct lbs_private *priv,
1236 struct cmd_ctrl_node *cmdnode)
1238 lbs_deb_enter(LBS_DEB_HOST);
1243 cmdnode->callback = NULL;
1244 cmdnode->callback_arg = 0;
1246 memset(cmdnode->cmdbuf, 0, LBS_CMD_BUFFER_SIZE);
1248 list_add_tail(&cmdnode->list, &priv->cmdfreeq);
1250 lbs_deb_leave(LBS_DEB_HOST);
1253 static void lbs_cleanup_and_insert_cmd(struct lbs_private *priv,
1254 struct cmd_ctrl_node *ptempcmd)
1256 unsigned long flags;
1258 spin_lock_irqsave(&priv->driver_lock, flags);
1259 __lbs_cleanup_and_insert_cmd(priv, ptempcmd);
1260 spin_unlock_irqrestore(&priv->driver_lock, flags);
1263 void lbs_complete_command(struct lbs_private *priv, struct cmd_ctrl_node *cmd,
1266 if (cmd == priv->cur_cmd)
1267 priv->cur_cmd_retcode = result;
1269 cmd->result = result;
1270 cmd->cmdwaitqwoken = 1;
1271 wake_up_interruptible(&cmd->cmdwait_q);
1273 if (!cmd->callback || cmd->callback == lbs_cmd_async_callback)
1274 __lbs_cleanup_and_insert_cmd(priv, cmd);
1275 priv->cur_cmd = NULL;
1278 int lbs_set_radio_control(struct lbs_private *priv)
1281 struct cmd_ds_802_11_radio_control cmd;
1283 lbs_deb_enter(LBS_DEB_CMD);
1285 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
1286 cmd.action = cpu_to_le16(CMD_ACT_SET);
1288 switch (priv->preamble) {
1289 case CMD_TYPE_SHORT_PREAMBLE:
1290 cmd.control = cpu_to_le16(SET_SHORT_PREAMBLE);
1293 case CMD_TYPE_LONG_PREAMBLE:
1294 cmd.control = cpu_to_le16(SET_LONG_PREAMBLE);
1297 case CMD_TYPE_AUTO_PREAMBLE:
1299 cmd.control = cpu_to_le16(SET_AUTO_PREAMBLE);
1304 cmd.control |= cpu_to_le16(TURN_ON_RF);
1306 cmd.control &= cpu_to_le16(~TURN_ON_RF);
1308 lbs_deb_cmd("RADIO_SET: radio %d, preamble %d\n", priv->radioon,
1311 ret = lbs_cmd_with_response(priv, CMD_802_11_RADIO_CONTROL, &cmd);
1313 lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
1317 void lbs_set_mac_control(struct lbs_private *priv)
1319 struct cmd_ds_mac_control cmd;
1321 lbs_deb_enter(LBS_DEB_CMD);
1323 cmd.hdr.size = cpu_to_le16(sizeof(cmd));
1324 cmd.action = cpu_to_le16(priv->mac_control);
1327 lbs_cmd_async(priv, CMD_MAC_CONTROL,
1328 &cmd.hdr, sizeof(cmd));
1330 lbs_deb_leave(LBS_DEB_CMD);
1334 * @brief This function prepare the command before send to firmware.
1336 * @param priv A pointer to struct lbs_private structure
1337 * @param cmd_no command number
1338 * @param cmd_action command action: GET or SET
1339 * @param wait_option wait option: wait response or not
1340 * @param cmd_oid cmd oid: treated as sub command
1341 * @param pdata_buf A pointer to informaion buffer
1344 int lbs_prepare_and_send_command(struct lbs_private *priv,
1347 u16 wait_option, u32 cmd_oid, void *pdata_buf)
1350 struct cmd_ctrl_node *cmdnode;
1351 struct cmd_ds_command *cmdptr;
1352 unsigned long flags;
1354 lbs_deb_enter(LBS_DEB_HOST);
1357 lbs_deb_host("PREP_CMD: priv is NULL\n");
1362 if (priv->surpriseremoved) {
1363 lbs_deb_host("PREP_CMD: card removed\n");
1368 cmdnode = lbs_get_cmd_ctrl_node(priv);
1370 if (cmdnode == NULL) {
1371 lbs_deb_host("PREP_CMD: cmdnode is NULL\n");
1373 /* Wake up main thread to execute next command */
1374 wake_up_interruptible(&priv->waitq);
1379 lbs_set_cmd_ctrl_node(priv, cmdnode, pdata_buf);
1381 cmdptr = (struct cmd_ds_command *)cmdnode->cmdbuf;
1383 lbs_deb_host("PREP_CMD: command 0x%04x\n", cmd_no);
1385 /* Set sequence number, command and INT option */
1387 cmdptr->seqnum = cpu_to_le16(priv->seqnum);
1389 cmdptr->command = cpu_to_le16(cmd_no);
1393 case CMD_802_11_PS_MODE:
1394 ret = lbs_cmd_802_11_ps_mode(priv, cmdptr, cmd_action);
1397 case CMD_802_11_ASSOCIATE:
1398 case CMD_802_11_REASSOCIATE:
1399 ret = lbs_cmd_80211_associate(priv, cmdptr, pdata_buf);
1402 case CMD_802_11_DEAUTHENTICATE:
1403 ret = lbs_cmd_80211_deauthenticate(priv, cmdptr);
1406 case CMD_802_11_AD_HOC_START:
1407 ret = lbs_cmd_80211_ad_hoc_start(priv, cmdptr, pdata_buf);
1410 case CMD_802_11_RESET:
1411 ret = lbs_cmd_802_11_reset(priv, cmdptr, cmd_action);
1414 case CMD_802_11_AUTHENTICATE:
1415 ret = lbs_cmd_80211_authenticate(priv, cmdptr, pdata_buf);
1418 case CMD_802_11_GET_STAT:
1419 ret = lbs_cmd_802_11_get_stat(priv, cmdptr);
1422 case CMD_802_11_SNMP_MIB:
1423 ret = lbs_cmd_802_11_snmp_mib(priv, cmdptr,
1424 cmd_action, cmd_oid, pdata_buf);
1427 case CMD_MAC_REG_ACCESS:
1428 case CMD_BBP_REG_ACCESS:
1429 case CMD_RF_REG_ACCESS:
1430 ret = lbs_cmd_reg_access(priv, cmdptr, cmd_action, pdata_buf);
1433 case CMD_802_11_RF_TX_POWER:
1434 ret = lbs_cmd_802_11_rf_tx_power(priv, cmdptr,
1435 cmd_action, pdata_buf);
1438 case CMD_802_11_RATE_ADAPT_RATESET:
1439 ret = lbs_cmd_802_11_rate_adapt_rateset(priv,
1440 cmdptr, cmd_action);
1443 case CMD_MAC_MULTICAST_ADR:
1444 ret = lbs_cmd_mac_multicast_adr(priv, cmdptr, cmd_action);
1447 case CMD_802_11_MONITOR_MODE:
1448 ret = lbs_cmd_802_11_monitor_mode(priv, cmdptr,
1449 cmd_action, pdata_buf);
1452 case CMD_802_11_AD_HOC_JOIN:
1453 ret = lbs_cmd_80211_ad_hoc_join(priv, cmdptr, pdata_buf);
1456 case CMD_802_11_RSSI:
1457 ret = lbs_cmd_802_11_rssi(priv, cmdptr);
1460 case CMD_802_11_AD_HOC_STOP:
1461 ret = lbs_cmd_80211_ad_hoc_stop(priv, cmdptr);
1464 case CMD_802_11_MAC_ADDRESS:
1465 ret = lbs_cmd_802_11_mac_address(priv, cmdptr, cmd_action);
1468 case CMD_802_11_EEPROM_ACCESS:
1469 ret = lbs_cmd_802_11_eeprom_access(priv, cmdptr,
1470 cmd_action, pdata_buf);
1473 case CMD_802_11_SET_AFC:
1474 case CMD_802_11_GET_AFC:
1476 cmdptr->command = cpu_to_le16(cmd_no);
1477 cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_afc) +
1480 memmove(&cmdptr->params.afc,
1481 pdata_buf, sizeof(struct cmd_ds_802_11_afc));
1486 case CMD_802_11D_DOMAIN_INFO:
1487 ret = lbs_cmd_802_11d_domain_info(priv, cmdptr,
1488 cmd_no, cmd_action);
1491 case CMD_802_11_TPC_CFG:
1492 cmdptr->command = cpu_to_le16(CMD_802_11_TPC_CFG);
1494 cpu_to_le16(sizeof(struct cmd_ds_802_11_tpc_cfg) +
1497 memmove(&cmdptr->params.tpccfg,
1498 pdata_buf, sizeof(struct cmd_ds_802_11_tpc_cfg));
1502 case CMD_802_11_LED_GPIO_CTRL:
1504 struct mrvlietypes_ledgpio *gpio =
1505 (struct mrvlietypes_ledgpio*)
1506 cmdptr->params.ledgpio.data;
1508 memmove(&cmdptr->params.ledgpio,
1510 sizeof(struct cmd_ds_802_11_led_ctrl));
1513 cpu_to_le16(CMD_802_11_LED_GPIO_CTRL);
1515 #define ACTION_NUMLED_TLVTYPE_LEN_FIELDS_LEN 8
1517 cpu_to_le16(le16_to_cpu(gpio->header.len)
1519 + ACTION_NUMLED_TLVTYPE_LEN_FIELDS_LEN);
1520 gpio->header.len = gpio->header.len;
1526 case CMD_802_11_PWR_CFG:
1527 cmdptr->command = cpu_to_le16(CMD_802_11_PWR_CFG);
1529 cpu_to_le16(sizeof(struct cmd_ds_802_11_pwr_cfg) +
1531 memmove(&cmdptr->params.pwrcfg, pdata_buf,
1532 sizeof(struct cmd_ds_802_11_pwr_cfg));
1537 ret = lbs_cmd_bt_access(priv, cmdptr, cmd_action, pdata_buf);
1540 case CMD_FWT_ACCESS:
1541 ret = lbs_cmd_fwt_access(priv, cmdptr, cmd_action, pdata_buf);
1545 cmdptr->command = cpu_to_le16(CMD_GET_TSF);
1546 cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_get_tsf) +
1550 case CMD_802_11_BEACON_CTRL:
1551 ret = lbs_cmd_bcn_ctrl(priv, cmdptr, cmd_action);
1554 lbs_deb_host("PREP_CMD: unknown command 0x%04x\n", cmd_no);
1559 /* return error, since the command preparation failed */
1561 lbs_deb_host("PREP_CMD: command preparation failed\n");
1562 lbs_cleanup_and_insert_cmd(priv, cmdnode);
1567 cmdnode->cmdwaitqwoken = 0;
1569 lbs_queue_cmd(priv, cmdnode);
1570 wake_up_interruptible(&priv->waitq);
1572 if (wait_option & CMD_OPTION_WAITFORRSP) {
1573 lbs_deb_host("PREP_CMD: wait for response\n");
1575 wait_event_interruptible(cmdnode->cmdwait_q,
1576 cmdnode->cmdwaitqwoken);
1579 spin_lock_irqsave(&priv->driver_lock, flags);
1580 if (priv->cur_cmd_retcode) {
1581 lbs_deb_host("PREP_CMD: command failed with return code %d\n",
1582 priv->cur_cmd_retcode);
1583 priv->cur_cmd_retcode = 0;
1586 spin_unlock_irqrestore(&priv->driver_lock, flags);
1589 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
1594 * @brief This function allocates the command buffer and link
1595 * it to command free queue.
1597 * @param priv A pointer to struct lbs_private structure
1600 int lbs_allocate_cmd_buffer(struct lbs_private *priv)
1605 struct cmd_ctrl_node *cmdarray;
1607 lbs_deb_enter(LBS_DEB_HOST);
1609 /* Allocate and initialize the command array */
1610 bufsize = sizeof(struct cmd_ctrl_node) * LBS_NUM_CMD_BUFFERS;
1611 if (!(cmdarray = kzalloc(bufsize, GFP_KERNEL))) {
1612 lbs_deb_host("ALLOC_CMD_BUF: tempcmd_array is NULL\n");
1616 priv->cmd_array = cmdarray;
1618 /* Allocate and initialize each command buffer in the command array */
1619 for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) {
1620 cmdarray[i].cmdbuf = kzalloc(LBS_CMD_BUFFER_SIZE, GFP_KERNEL);
1621 if (!cmdarray[i].cmdbuf) {
1622 lbs_deb_host("ALLOC_CMD_BUF: ptempvirtualaddr is NULL\n");
1628 for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) {
1629 init_waitqueue_head(&cmdarray[i].cmdwait_q);
1630 lbs_cleanup_and_insert_cmd(priv, &cmdarray[i]);
1635 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
1640 * @brief This function frees the command buffer.
1642 * @param priv A pointer to struct lbs_private structure
1645 int lbs_free_cmd_buffer(struct lbs_private *priv)
1647 struct cmd_ctrl_node *cmdarray;
1650 lbs_deb_enter(LBS_DEB_HOST);
1652 /* need to check if cmd array is allocated or not */
1653 if (priv->cmd_array == NULL) {
1654 lbs_deb_host("FREE_CMD_BUF: cmd_array is NULL\n");
1658 cmdarray = priv->cmd_array;
1660 /* Release shared memory buffers */
1661 for (i = 0; i < LBS_NUM_CMD_BUFFERS; i++) {
1662 if (cmdarray[i].cmdbuf) {
1663 kfree(cmdarray[i].cmdbuf);
1664 cmdarray[i].cmdbuf = NULL;
1668 /* Release cmd_ctrl_node */
1669 if (priv->cmd_array) {
1670 kfree(priv->cmd_array);
1671 priv->cmd_array = NULL;
1675 lbs_deb_leave(LBS_DEB_HOST);
1680 * @brief This function gets a free command node if available in
1681 * command free queue.
1683 * @param priv A pointer to struct lbs_private structure
1684 * @return cmd_ctrl_node A pointer to cmd_ctrl_node structure or NULL
1686 static struct cmd_ctrl_node *lbs_get_cmd_ctrl_node(struct lbs_private *priv)
1688 struct cmd_ctrl_node *tempnode;
1689 unsigned long flags;
1691 lbs_deb_enter(LBS_DEB_HOST);
1696 spin_lock_irqsave(&priv->driver_lock, flags);
1698 if (!list_empty(&priv->cmdfreeq)) {
1699 tempnode = list_first_entry(&priv->cmdfreeq,
1700 struct cmd_ctrl_node, list);
1701 list_del(&tempnode->list);
1703 lbs_deb_host("GET_CMD_NODE: cmd_ctrl_node is not available\n");
1707 spin_unlock_irqrestore(&priv->driver_lock, flags);
1709 lbs_deb_leave(LBS_DEB_HOST);
1714 * @brief This function cleans command node.
1716 * @param ptempnode A pointer to cmdCtrlNode structure
1721 * @brief This function initializes the command node.
1723 * @param priv A pointer to struct lbs_private structure
1724 * @param ptempnode A pointer to cmd_ctrl_node structure
1725 * @param pdata_buf A pointer to informaion buffer
1728 static void lbs_set_cmd_ctrl_node(struct lbs_private *priv,
1729 struct cmd_ctrl_node *ptempnode,
1732 lbs_deb_enter(LBS_DEB_HOST);
1737 ptempnode->callback = NULL;
1738 ptempnode->callback_arg = (unsigned long)pdata_buf;
1740 lbs_deb_leave(LBS_DEB_HOST);
1744 * @brief This function executes next command in command
1745 * pending queue. It will put fimware back to PS mode
1748 * @param priv A pointer to struct lbs_private structure
1751 int lbs_execute_next_command(struct lbs_private *priv)
1753 struct cmd_ctrl_node *cmdnode = NULL;
1754 struct cmd_header *cmd;
1755 unsigned long flags;
1758 /* Debug group is LBS_DEB_THREAD and not LBS_DEB_HOST, because the
1759 * only caller to us is lbs_thread() and we get even when a
1760 * data packet is received */
1761 lbs_deb_enter(LBS_DEB_THREAD);
1763 spin_lock_irqsave(&priv->driver_lock, flags);
1765 if (priv->cur_cmd) {
1766 lbs_pr_alert( "EXEC_NEXT_CMD: already processing command!\n");
1767 spin_unlock_irqrestore(&priv->driver_lock, flags);
1772 if (!list_empty(&priv->cmdpendingq)) {
1773 cmdnode = list_first_entry(&priv->cmdpendingq,
1774 struct cmd_ctrl_node, list);
1777 spin_unlock_irqrestore(&priv->driver_lock, flags);
1780 cmd = cmdnode->cmdbuf;
1782 if (is_command_allowed_in_ps(le16_to_cpu(cmd->command))) {
1783 if ((priv->psstate == PS_STATE_SLEEP) ||
1784 (priv->psstate == PS_STATE_PRE_SLEEP)) {
1786 "EXEC_NEXT_CMD: cannot send cmd 0x%04x in psstate %d\n",
1787 le16_to_cpu(cmd->command),
1792 lbs_deb_host("EXEC_NEXT_CMD: OK to send command "
1793 "0x%04x in psstate %d\n",
1794 le16_to_cpu(cmd->command), priv->psstate);
1795 } else if (priv->psstate != PS_STATE_FULL_POWER) {
1797 * 1. Non-PS command:
1798 * Queue it. set needtowakeup to TRUE if current state
1799 * is SLEEP, otherwise call lbs_ps_wakeup to send Exit_PS.
1800 * 2. PS command but not Exit_PS:
1802 * 3. PS command Exit_PS:
1803 * Set needtowakeup to TRUE if current state is SLEEP,
1804 * otherwise send this command down to firmware
1807 if (cmd->command != cpu_to_le16(CMD_802_11_PS_MODE)) {
1808 /* Prepare to send Exit PS,
1809 * this non PS command will be sent later */
1810 if ((priv->psstate == PS_STATE_SLEEP)
1811 || (priv->psstate == PS_STATE_PRE_SLEEP)
1813 /* w/ new scheme, it will not reach here.
1814 since it is blocked in main_thread. */
1815 priv->needtowakeup = 1;
1817 lbs_ps_wakeup(priv, 0);
1823 * PS command. Ignore it if it is not Exit_PS.
1824 * otherwise send it down immediately.
1826 struct cmd_ds_802_11_ps_mode *psm = (void *)&cmd[1];
1829 "EXEC_NEXT_CMD: PS cmd, action 0x%02x\n",
1832 cpu_to_le16(CMD_SUBCMD_EXIT_PS)) {
1834 "EXEC_NEXT_CMD: ignore ENTER_PS cmd\n");
1835 list_del(&cmdnode->list);
1836 spin_lock_irqsave(&priv->driver_lock, flags);
1837 lbs_complete_command(priv, cmdnode, 0);
1838 spin_unlock_irqrestore(&priv->driver_lock, flags);
1844 if ((priv->psstate == PS_STATE_SLEEP) ||
1845 (priv->psstate == PS_STATE_PRE_SLEEP)) {
1847 "EXEC_NEXT_CMD: ignore EXIT_PS cmd in sleep\n");
1848 list_del(&cmdnode->list);
1849 spin_lock_irqsave(&priv->driver_lock, flags);
1850 lbs_complete_command(priv, cmdnode, 0);
1851 spin_unlock_irqrestore(&priv->driver_lock, flags);
1852 priv->needtowakeup = 1;
1859 "EXEC_NEXT_CMD: sending EXIT_PS\n");
1862 list_del(&cmdnode->list);
1863 lbs_deb_host("EXEC_NEXT_CMD: sending command 0x%04x\n",
1864 le16_to_cpu(cmd->command));
1865 lbs_submit_command(priv, cmdnode);
1868 * check if in power save mode, if yes, put the device back
1871 if ((priv->psmode != LBS802_11POWERMODECAM) &&
1872 (priv->psstate == PS_STATE_FULL_POWER) &&
1873 ((priv->connect_status == LBS_CONNECTED) ||
1874 (priv->mesh_connect_status == LBS_CONNECTED))) {
1875 if (priv->secinfo.WPAenabled ||
1876 priv->secinfo.WPA2enabled) {
1877 /* check for valid WPA group keys */
1878 if (priv->wpa_mcast_key.len ||
1879 priv->wpa_unicast_key.len) {
1881 "EXEC_NEXT_CMD: WPA enabled and GTK_SET"
1882 " go back to PS_SLEEP");
1883 lbs_ps_sleep(priv, 0);
1887 "EXEC_NEXT_CMD: cmdpendingq empty, "
1888 "go back to PS_SLEEP");
1889 lbs_ps_sleep(priv, 0);
1896 lbs_deb_leave(LBS_DEB_THREAD);
1900 void lbs_send_iwevcustom_event(struct lbs_private *priv, s8 *str)
1902 union iwreq_data iwrq;
1905 lbs_deb_enter(LBS_DEB_WEXT);
1907 memset(&iwrq, 0, sizeof(union iwreq_data));
1908 memset(buf, 0, sizeof(buf));
1910 snprintf(buf, sizeof(buf) - 1, "%s", str);
1912 iwrq.data.length = strlen(buf) + 1 + IW_EV_LCP_LEN;
1914 /* Send Event to upper layer */
1915 lbs_deb_wext("event indication string %s\n", (char *)buf);
1916 lbs_deb_wext("event indication length %d\n", iwrq.data.length);
1917 lbs_deb_wext("sending wireless event IWEVCUSTOM for %s\n", str);
1919 wireless_send_event(priv->dev, IWEVCUSTOM, &iwrq, buf);
1921 lbs_deb_leave(LBS_DEB_WEXT);
1924 static int sendconfirmsleep(struct lbs_private *priv, u8 *cmdptr, u16 size)
1926 unsigned long flags;
1929 lbs_deb_enter(LBS_DEB_HOST);
1931 lbs_deb_host("SEND_SLEEPC_CMD: before download, cmd size %d\n",
1934 lbs_deb_hex(LBS_DEB_HOST, "sleep confirm command", cmdptr, size);
1936 ret = priv->hw_host_to_card(priv, MVMS_CMD, cmdptr, size);
1938 spin_lock_irqsave(&priv->driver_lock, flags);
1939 if (priv->intcounter || priv->currenttxskb)
1940 lbs_deb_host("SEND_SLEEPC_CMD: intcounter %d, currenttxskb %p\n",
1941 priv->intcounter, priv->currenttxskb);
1942 spin_unlock_irqrestore(&priv->driver_lock, flags);
1946 "SEND_SLEEPC_CMD: Host to Card failed for Confirm Sleep\n");
1948 spin_lock_irqsave(&priv->driver_lock, flags);
1949 if (!priv->intcounter) {
1950 priv->psstate = PS_STATE_SLEEP;
1952 lbs_deb_host("SEND_SLEEPC_CMD: after sent, intcounter %d\n",
1955 spin_unlock_irqrestore(&priv->driver_lock, flags);
1957 lbs_deb_host("SEND_SLEEPC_CMD: sent confirm sleep\n");
1960 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
1964 void lbs_ps_sleep(struct lbs_private *priv, int wait_option)
1966 lbs_deb_enter(LBS_DEB_HOST);
1969 * PS is currently supported only in Infrastructure mode
1970 * Remove this check if it is to be supported in IBSS mode also
1973 lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE,
1974 CMD_SUBCMD_ENTER_PS, wait_option, 0, NULL);
1976 lbs_deb_leave(LBS_DEB_HOST);
1980 * @brief This function sends Exit_PS command to firmware.
1982 * @param priv A pointer to struct lbs_private structure
1983 * @param wait_option wait response or not
1986 void lbs_ps_wakeup(struct lbs_private *priv, int wait_option)
1990 lbs_deb_enter(LBS_DEB_HOST);
1992 Localpsmode = cpu_to_le32(LBS802_11POWERMODECAM);
1994 lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE,
1996 wait_option, 0, &Localpsmode);
1998 lbs_deb_leave(LBS_DEB_HOST);
2002 * @brief This function checks condition and prepares to
2003 * send sleep confirm command to firmware if ok.
2005 * @param priv A pointer to struct lbs_private structure
2006 * @param psmode Power Saving mode
2009 void lbs_ps_confirm_sleep(struct lbs_private *priv, u16 psmode)
2011 unsigned long flags =0;
2014 lbs_deb_enter(LBS_DEB_HOST);
2016 if (priv->dnld_sent) {
2018 lbs_deb_host("dnld_sent was set\n");
2021 spin_lock_irqsave(&priv->driver_lock, flags);
2022 if (priv->cur_cmd) {
2024 lbs_deb_host("cur_cmd was set\n");
2026 if (priv->intcounter > 0) {
2028 lbs_deb_host("intcounter %d\n", priv->intcounter);
2030 spin_unlock_irqrestore(&priv->driver_lock, flags);
2033 lbs_deb_host("sending lbs_ps_confirm_sleep\n");
2034 sendconfirmsleep(priv, (u8 *) & priv->lbs_ps_confirm_sleep,
2035 sizeof(struct PS_CMD_ConfirmSleep));
2037 lbs_deb_host("sleep confirm has been delayed\n");
2040 lbs_deb_leave(LBS_DEB_HOST);
2044 static struct cmd_ctrl_node *__lbs_cmd_async(struct lbs_private *priv,
2045 uint16_t command, struct cmd_header *in_cmd, int in_cmd_size,
2046 int (*callback)(struct lbs_private *, unsigned long, struct cmd_header *),
2047 unsigned long callback_arg)
2049 struct cmd_ctrl_node *cmdnode;
2051 lbs_deb_enter(LBS_DEB_HOST);
2053 if (priv->surpriseremoved) {
2054 lbs_deb_host("PREP_CMD: card removed\n");
2055 cmdnode = ERR_PTR(-ENOENT);
2059 cmdnode = lbs_get_cmd_ctrl_node(priv);
2060 if (cmdnode == NULL) {
2061 lbs_deb_host("PREP_CMD: cmdnode is NULL\n");
2063 /* Wake up main thread to execute next command */
2064 wake_up_interruptible(&priv->waitq);
2065 cmdnode = ERR_PTR(-ENOBUFS);
2069 cmdnode->callback = callback;
2070 cmdnode->callback_arg = callback_arg;
2072 /* Copy the incoming command to the buffer */
2073 memcpy(cmdnode->cmdbuf, in_cmd, in_cmd_size);
2075 /* Set sequence number, clean result, move to buffer */
2077 cmdnode->cmdbuf->command = cpu_to_le16(command);
2078 cmdnode->cmdbuf->size = cpu_to_le16(in_cmd_size);
2079 cmdnode->cmdbuf->seqnum = cpu_to_le16(priv->seqnum);
2080 cmdnode->cmdbuf->result = 0;
2082 lbs_deb_host("PREP_CMD: command 0x%04x\n", command);
2084 cmdnode->cmdwaitqwoken = 0;
2085 lbs_queue_cmd(priv, cmdnode);
2086 wake_up_interruptible(&priv->waitq);
2089 lbs_deb_leave_args(LBS_DEB_HOST, "ret %p", cmdnode);
2093 void lbs_cmd_async(struct lbs_private *priv, uint16_t command,
2094 struct cmd_header *in_cmd, int in_cmd_size)
2096 lbs_deb_enter(LBS_DEB_CMD);
2097 __lbs_cmd_async(priv, command, in_cmd, in_cmd_size,
2098 lbs_cmd_async_callback, 0);
2099 lbs_deb_leave(LBS_DEB_CMD);
2102 int __lbs_cmd(struct lbs_private *priv, uint16_t command,
2103 struct cmd_header *in_cmd, int in_cmd_size,
2104 int (*callback)(struct lbs_private *, unsigned long, struct cmd_header *),
2105 unsigned long callback_arg)
2107 struct cmd_ctrl_node *cmdnode;
2108 unsigned long flags;
2111 lbs_deb_enter(LBS_DEB_HOST);
2113 cmdnode = __lbs_cmd_async(priv, command, in_cmd, in_cmd_size,
2114 callback, callback_arg);
2115 if (IS_ERR(cmdnode)) {
2116 ret = PTR_ERR(cmdnode);
2121 wait_event_interruptible(cmdnode->cmdwait_q, cmdnode->cmdwaitqwoken);
2123 spin_lock_irqsave(&priv->driver_lock, flags);
2124 ret = cmdnode->result;
2126 lbs_pr_info("PREP_CMD: command 0x%04x failed: %d\n",
2129 __lbs_cleanup_and_insert_cmd(priv, cmdnode);
2130 spin_unlock_irqrestore(&priv->driver_lock, flags);
2133 lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
2136 EXPORT_SYMBOL_GPL(__lbs_cmd);